Report of Investigations
Author :
Publisher :
Page : 808 pages
File Size : 42,10 MB
Release : 1953
Category : Mineral industries
ISBN :
Author :
Publisher :
Page : 808 pages
File Size : 42,10 MB
Release : 1953
Category : Mineral industries
ISBN :
Author :
Publisher :
Page : 346 pages
File Size : 10,58 MB
Release : 1956
Category : Mineral industries
ISBN :
Author :
Publisher :
Page : 1032 pages
File Size : 21,71 MB
Release : 1965
Category : Geology
ISBN :
1919/28 cumulation includes material previously issued in the 1919/20-1935/36 issues and also material not published separately for 1927/28. 1929/39 cumulation includes material previously issued in the 1929/30-1935/36 issues and also material for 1937-39 not published separately.
Author :
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Page : 454 pages
File Size : 21,94 MB
Release : 1975
Category : Geology
ISBN :
Author : United States. Bureau of Mines. Technical Library, Pittsburgh
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Page : 792 pages
File Size : 42,41 MB
Release : 1968
Category : Library catalogs
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Author : W. H. Kerns
Publisher :
Page : 218 pages
File Size : 24,93 MB
Release : 1948
Category : Bedford County (Pa.)
ISBN :
Author :
Publisher :
Page : 920 pages
File Size : 44,60 MB
Release : 1974
Category : Mine safety
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Author : United States. Bureau of Mines
Publisher :
Page : 930 pages
File Size : 21,9 MB
Release : 1974
Category : Power resources
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Author : Sebastian J. Aresco
Publisher :
Page : 494 pages
File Size : 10,93 MB
Release : 1968
Category : Coal
ISBN :
Author :
Publisher :
Page : 624 pages
File Size : 31,27 MB
Release : 1954
Category : Mineral industries
ISBN :